-Features::Features():
- gl_api(OPENGL),
- arb_enhanced_layouts(false),
- arb_explicit_attrib_location(false),
- arb_explicit_uniform_location(false),
- arb_gpu_shader5(false),
- arb_separate_shader_objects(false),
- arb_uniform_buffer_object(false),
- ext_gpu_shader4(false),
- ext_texture_array(false),
- constant_id_range(0x80000000U),
- uniform_binding_range(84),
- texture_binding_range(96)
-{ }
-
-Features Features::from_context()
-{
- Features features;
- features.gl_api = get_gl_api();
- features.glsl_version = get_glsl_version();
- features.arb_enhanced_layouts = ARB_enhanced_layouts;
- features.arb_explicit_attrib_location = ARB_explicit_attrib_location;
- features.arb_explicit_uniform_location = ARB_explicit_uniform_location;
- features.arb_gpu_shader5 = ARB_gpu_shader5;
- features.arb_separate_shader_objects = ARB_separate_shader_objects;
- features.arb_uniform_buffer_object = ARB_uniform_buffer_object;
- features.ext_gpu_shader4 = EXT_gpu_shader4;
- features.ext_texture_array = EXT_texture_array;
- const Limits &limits = DeviceInfo::get_global().limits;
- features.uniform_binding_range = limits.max_uniform_bindings;
- features.texture_binding_range = limits.max_texture_bindings;
- return features;
-}
-
-Features Features::from_version(const Version &ver)